This DHT11 sensor module can be used with Arduinos and ESP Micro Controllers to record the temperature and relative humidity in real time.
Use the DHT11 sensor with the ESP32 to upload data to the internet in order to find patterns and visualise data.
This sensor is accurate at 20%-80% humidity with 5% and 0-50°C with 2°C accuracy.
Note: Price is per individual sensor. Image is for illustrative purposes only